Level 1Exercise #9

Count word frequencies

Map each lowercase word to its count using a normal dictionary.

Sample Test Cases

Example #1

Input:word_counts("ship learn ship")

Output:{'ship':2,'learn':1}

Reference Solution

Reveal Reference Solution

def word_counts(text: str) -> dict[str, int]:
    counts = {}
    for word in text.lower().split():
        counts[word] = counts.get(word, 0) + 1
    return counts

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Count word frequencies

Sample Test Cases

Further Reading

Reference Solution